Caractérisation des interactions entre le méiobenthos et le microphytobenthos en cours d’eau et milieux marins côtiers. Mise en évidence du rôle des interactions méiobenthos-microorganismes sur les fonctions du biofilm microbien photosynthétique. Quantification du rôle des interactions méiobenthos-microphytobenthos sur la capacité de rétention des nitrates des biofilms microbiens. Rôle de la méiofaune sur la diversité du zooplancton en milieu estuarien
Publications Liu Y., Tackx M., Dauta A., Julien F., Buffan-Dubau E. (2021). Rotifers stimulate the specific N-NO3– uptake rate in lotic phototrophic biofilms. Freshwater Biology.66: 1245-1256 Espel D., Diepens N.J., Boutron O., Buffan-Dubau E., Cherain Y., Coulet E., Grillas P., Probst A, Silvestre J., ELGER A. (2019). Dynamics of the seagrass Zostera noltei in a shallow Mediterranean lagoon exposed to chemical contamination and other stressors. Estuarine, Coastal and Shelf Science. 222: 1-12 Lassalle G., Fabre S., Credoz A., Hédacq R., Borderies P., Bertoni G., Erudel T., Buffan-Dubau E., Dubucq D., Elger A. (2019).Detection and discrimination of various oil-contaminated soils using vegetation reflectance. Science of the Total Environment 655:1113-1124. doi: 10.1016/j.scitotenv.2018.11.314. Capdeville C., Abdallah K., Buffan-Dubau, Lin C., Azémar F., Lambs L., Fromard F., Rols J.L., Leflaive J. (2018). Limited impact of several years of pretreated wastewater discharge on fauna and vegetation in a mangrove ecosystem. Marine Pollution Bulletin, 129: 379-391 Le Coz M., Chambord S., Souissi S., Meire P., Ovaert J., Buffan-Dubau E., Prygiel J., Azemar F., Sossou A.C., Lamothe S., Julien F, Ouddane B., Net S., Dumoulin D., Tackx M. (2018). Are zooplankton communities structured by taxa ecological niches or by hydrological features? Ecohydrology, 11. Le Coz, M., Meire P., Maris T., Azémar F., Ovaert J., Buffan-Dubau E., Kromkamp J.C., Sossou A.C., Prygiel J., Spronk G., Lamothe S., Ouddane B., Rabodonirina S., Net S., Dumoulin D., Peene , Souissi S., Tackx M. (2017). Test of some ecological concepts on the longitudinal distribution of zooplankton along a lowland water course.802: 175-198 Diepens N.J., Buffan-Dubau E., Budzinski H., Kallerhoff J. , Merlina G., Silvestre J., Auby I., Tapie N. and Elger (2017) A.Toxicity effects of an environmental realistic herbicide mixture on the seagrass Zostera noltei. Environnemental pollution. 222 :393-403 Yang L., Dedieu K., Sánchez-Pérez J.M., Montuelle B., Buffan-Dubau E., Julien F., Azémar F., Sauvage S (2016). Role of biodiversity in the biogeochemical processes at thewater-sediment interface of macroporous river bed: An experimentalapproach. Ecol. Eng. http://dx.doi.org/10.1016/j.ecoleng.2016.03.049 Yang L ., Majdi N., Tackx , Dauta A., Gerino M., Julien F., Buffan-Dubau E. (2015). Short-term effects of nutrient enrichment on river biofilm:N-NO3– uptake rate and response of meiofauna. Hydrobiologia 744: 165-175 Mostajir B, Amblard C., Buffan-Dubau E., de Wit R., Lensi R., Sime-Ngando T. (2015). Trophic webs in aquatic and terrestrial systems: Role and functioning of microbial ecosystems. In : Bertrand JC, Caumette P., Lebaron P., Matheron R. et Normand P. (Editors) : Environmental Microbiology fundamentals and applications, Springer, The Netherlands. Graba M., Sauvage S., Majdi N., Mialet B. Moulin F., Urrea G., Buffan-Dubau E., Tackx M., Sabater S., Sanchez-Perez J.M. (2014). Modelling epilithic biofilms combining hydrodynamics, invertebrate grazing and algal traits. Freshwater Biology. 59: 1213-1228 Mialet B., Majdi N., Tackx M., Azémar F., Buffan–Dubau E. (2013). Selective feeding of Bdelloid rotifers in river biofilms. PLOS ONE. 8 (9 ) e75352. Tekwani, N., Majdi N. , Mialet B., Tornés E., Urrea-Clos G., Buffan-Dubau , Sabater S., Tackx M. (2013). Contribution of epilithic diatoms to benthic-pelagic coupling in a temperate river. Aquatic Microbial Ecology. 69: 47–57. Majdi N., Mialet B., Boyer S., Tackx M., Leflaive J., Boulêtreau S., Ten-Hage L., Julien F., Fernandez R., Buffan-Dubau E. (2012a) The relationship between epilithic biofilm stability and its associated meiofauna under two patterns of flood disturbance. Freshwater Science, 31, 38-50. Majdi N., Tackx M., Traunspurger W., Buffan-Dubau E. (2012b) Feeding of biofilm-dwelling nematodes examined using HPLC-analysis of gut pigment contents. Hydrobiologia, 680, 219-232. Majdi N., Tackx M., Buffan-Dubau E (2012c). Trophic positioning and microphytobenthic carbon uptake of biofilm-dwelling meiofauna in a temperate river. Freshwater Biology. 57 : 1180-1190 de Wit, M. Troussellier, C. Courties, E. Buffan-Dubau, Emmanuelle Lemaire (2012). Short-term interactions between phytoplankton and intertidal seagrass vegetation in a coastal lagoon (Bassin d’Arcachon, SW France). Hydrobiologia, 699 : 55-68 Majdi N., Traunspurger W., Boyer S., Mialet B., Tackx M., Fernandez R., Gehner S., Ten-Hage L., Buffan-Dubau E. (2011) Response of biofilm-dwelling nematodes to habitat changes in the Garonne River, France: influence of hydrodynamics and microalgal availability. Hydrobiologia, 673 : 229-244. Mostajir B., C. Amblard, E. Buffan-Dubau, R. De Wit, R. Lensi, T. Sime-Ngando (2011). Chapitre 13. Les réseaux trophiques microbiens des milieux aquatiques et terrestres. Dans : Ecologie microbienne – Microbiologie des milieux naturels et anthropisés. Editeurs : J-C Bertrand, P. Caumette, P. Lebaron, R. Matheron et P. Normand. Publisher : Presses Universitaires de Pau, p 515-543 Leflaive J., S. Boulêtreau, Buffan-Dubau, L., Ten-Hage, 2008. Temporal patterns in epilithic biofilm – relation with a putative allelopathic activity. Fundamental and Applied Limnology Archiv für Hydrobiology, 173: 121-134. Leflaive J., E. Buffan-Dubau, Ten-Hage, 2008. Algal bioactive compounds reduce net oxygen fluxes of artificial diatom biofilms. Aquat. Microb. Ecol., 51: 275-284. Mathieu M., J. Leflaive, L. Ten-Hage, R. de Wit, E. Buffan-Dubau, 2007. Free-living nematode activity affect oxygen turn-over of artificial diatom biofilms. Microb.Ecol., 49:281-291 Pringault, O., Buffan-Dubau & R. de Wit (2001). Artificial cold-adapted microbial mats cultured from Antarctic lake samples. 2. Short-term temperature effects on oxygen turn-over. Aquatic Microbial Ecology 26 : 127-138 Buffan-Dubau, Pringault, O. & R. de Wit (2001). Artificial cold-adapted microbial mats cultured from Antarctic lake samples. 1. Formation and structure. Aquatic Microbial Ecology 26 : 115-125 Buffan-Dubau & Carman K .R., 2000a. Extraction of benthic microalgal pigments for HPLC analyses. Marine Ecology Progress Series 204 : 293-297. Buffan-Dubau & Carman K .R., 2000b. Diel feeding behaviour of meiofauna and their relationships with microalgal resources. Limnology Oceanography 45 : 381-395. Buffan-Dubau, de Wit & Castel J., 1996a. Feeding selectivity of the harpacticoid copepod Canuella perplexa in benthic muddy environments demonstrated by HPLC analyses of chlorin and carotenoid pigments. Marine Ecology Progress Series 137 : 71-82. Buffan-Dubau & Castel J., 1996b. Diel and seasonal vertical distribution of meiobenthic copepods in muddy sediments of a eutrophic lagoon (fish ponds of Arcachon Bay). Hydrobiologia 329 : 69-78
CORILAG : Biodiversité à l’échelle du COntinuum Rivières Intermittentes – LAGune (https://biodivoc.edu.umontpellier.fr/recherche/projets-pilotes/corilag/) – Co-porteuse du projet SARTRE « Seine Amont : Réseaux Trophiques Estuariens » du GIP (groupement d’intérêt public) Seine-Aval – Responsable ECOBE-Antwerp University, Belgium. Integrated monitoring of the restoration of the Scheldt estuary (OMES). Coordinateur Pr. P. Meire and Ir. T. Maris- ECOBE – Antwerp University –Belgium. Quality control and data interpretation of HPLC results in grazing experiments.
Co-responsable Mention Master BEE (Biodiversité, Ecologie, Evolution) Projet ERASMUS INOWASIA (https://inowasia.com/universitetoulouse/) Responsabilités UE : M2 BEE : UE Bibliographie M1 BEE : UE Pratique de l’écologie Fonctionnelle L3 SVTE : UE Fonctionnement des écosystèmes L2 BOPE : UE Ecologie générale (co-responsable)